Johnny Lattner Autographed Heisman Trophy Replica Mini Helmet BAS 33027 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a Heisman Trophy replica mini helmet that was personally autographed by Johnny Lattner with Heisman inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.